C-SiO/sub 2/-Si
Assessing the axonal translocation of CeO<sub>2</sub> and SiO<sub>2</sub> nanoparticles in the sciatic nerve fibers of the frog: an ex vivo electrophysiological study
... As an indication of the proper physiological function of the nerve fibers of the isolated sciatic nerve, samples of the evoked CAP were digitized and stored in a computer every 30 minutes throughout the experiment, ...
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Toxicity evaluation of Gd<sub>2</sub>O<sub>3</sub>@SiO<sub>2</sub> nanoparticles prepared by laser ablation in liquid as MRI contrast agents in vivo
... Then 2 mL of erythrocytes were lysed in the dark for 2 minutes, followed by the addition of 2 mL PBS, which was subsequently centrifuged at 1,200 × g for 5 minutes at room ...
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Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... @ SiO 2 @Ag ...@SiO 2 @Ag microflowers (Figure 3B and ...@SiO 2 @Ag microflowers are surrounded by a thin membrane-like layer with ∼ ...@SiO 2 @Ag microflowers, we ...
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Synthesis, Characterization and Gas Sensing Performance of PbMnO<sub>3</sub>, PbMnO<sub>3 </sub>: SiO<sub>2</sub> and PbMnO<sub>3 </sub>: Al<sub>2</sub>O<sub>3</sub>
... gas concentration at an operating temperature 50°C and is presented in Fig. 7a–c. It is observed that the sensitivity increases substantially in all three sensors prepared. In case of these three catalysts ...
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<p>Distribution of SiO<sub>2</sub> nanoparticles in 3D liver microtissues</p>
... Stability tests by particle size measurements were per- formed using the DLS technique on a Microtrac Nanotrac NPA 250 (Microtrac GmbH, Krefeld, Germany). Prior to measurements, the samples were diluted 1:100 in water or ...
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Immobilized transferrin Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoparticle with high doxorubicin loading for dual-targeted tumor drug delivery
... DMP was suspended in 10 mL phosphate-buffered saline (PBS) solution, and incubated with 5 mg EDC and 5 mg NHS for 30 minutes at room temperature. Then, the products were separated using magnetic separation and ...
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Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... Se@SiO 2 nanocomposite group ...Se@SiO 2 nanocomposites (1 mg/kg) per ...° C cryogenic freezer immediately after sacrifice, and the proteins were isolated for Western blot ...° C ...
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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... CS-SA/SiO 2 / DOX-4, CS-SA/SiO 2 /DOX-8, CS-SA/SiO 2 /DOX-16 nanoparticles against A549 cells measured using the MTT assay were ...CS-SA/SiO 2 /DOX nanoparticles ...
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Cytokine induction of sol–gel-derived TiO<sub>2</sub> and SiO<sub>2</sub> coatings on metallic substrates after implantation to rat femur
... TiO 2 or SiO 2 coatings reduced significantly pro- duction of proinflammatory cytokines by the local tissues, irrespective of the material used as a substrate, that is, either Ti6Al4V or stainless ...
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Effect of Alkaline and Alkaline Earth Metal Oxides Addition on the Glass Formation and Crystallization of ZnO Al<sub>2</sub>O<sub>3</sub> SiO<sub>2</sub> Glasses
... The dependence of crystal sizes of Gahnite on NHT temperatures for alkaline-earth metal oxides addition was shown in Fig. 14. The sizes of 20AZ3Ca, 20AZ3Ca6T, 20AZ3Sr, 20AZ3Sr6T, and 20AZ3Ba6T were larger than 100 nm. ...
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Low-temperature preparation of GaN-SiO2 interfaces with low defect density. I. Two-step remote plasma-assisted oxidation-deposition process
... When SiO 2 thin films were deposited on Si, Ge, GaAs, and CdTe using remote plasma-enhanced chemical vapor deposition ( RPECVD ) , the substrates were slightly consumed by plasma-activated species ...
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Metathesis of Ethylene and Trans 2 Butene over MgO Admixed WO<sub>3</sub>/SiO<sub>2</sub> Catalysts
... and 2-butene selectivity as a function of reaction time obtained on the various MgO catalysts are shown in ...with 2-butene selectivity > ...O 2-3C -terminated ...
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In vitro toxicity of Fe<sub>m</sub>O<sub>n</sub>, Fe<sub>m</sub>O<sub>n</sub>-SiO<sub>2</sub> composite, and SiO<sub>2</sub>-Fe<sub>m</sub>O<sub>n</sub> core-shell magnetic nanoparticles
... Fe 2 (SO 4 ) 3 (molar ratio 2:1) in 700 mL of distilled water under intensive stirring at a rate of 4 mL/min until the pH had increased to ...° C for 48 ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... group were randomly divided into 3 sub-groups according to differing times of examination (24, 48 and 72 h) after PQ treatment. The rats were executed at the corresponding time points after injection of sodium ...
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EFFECT OF INORGANIC HYBRID LiBr ON THE SILICA MATRIX XEROGELS (RESEARCH NOTE)
... level with silanols being the main centers for water physisorption [5]. This chemical inhomogeneity of the surface is likely to be even stronger in the more complex, hybrid materials, owing to the presence of calcium ...
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Interfacial strain-induced self-organization in semiconductor dielectric gate stacks. I. Strain relief at the Si-SiO2 interface
... four Si p p core level spectral features that were chemically shifted with respect to the substrate peak ...the 2 p 1/2 and 2 p 3/2 spin–orbit split components, making it ...
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Multiple Layers of Silicon-Silica (Si-SiO2) Pair onto Silicon Substrate towards Highly Efficient, Wideband Silicon Photonic Grating Coupler
... 5(c)-(d) show the TE mode profiles of light from the point of incidence of the grating coupler along the Si waveguide. The incident light, that is scattered by the surface gratings, propagates in +x, –x, ...
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Biological responses to core–shell-structured Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>-NH<sub>2</sub> nanoparticles in rats by a nuclear magnetic resonance-based metabonomic strategy
... and S2A). Generally speaking, administration of Fe@Si NPs led to the elevation of 3-hydroxybutyrate (3-HB), acetoac- etate, allantoin, betaine, glucose, leucine, lipid, N-acetyl glycoprotein, and very-low-density ...
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Oxidized porous silicon for localized formation of SOI active regions
... Figure 4.5: Block diagram representation of basic principles of Eltran process which uses a porous silicon release layer used for wafer-jet separation. .......................... 34 Figure 4.6: Selective etching ...
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Heterointerface dipoles: Applications to (a) Si-SiO2, (b) nitrided Si-N-SiO2, and (c) SiC-SiO2 interfaces
... crystalline Si oriented in a ~ 111 ! direc- tion, and noncrystalline SiO 2 is represented by the molecular cluster in ...Fig. 2 ~ a ! . The Si side of the cluster consists of a three ...
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